Dichroic Mirrors
• Laser Damage Threshold: >2J/cm², 8 ns pulse, 1064 nm typical for BK7 substrates; >5J/cm² 8 ns pulse, 1064 nm typical for UVFS substrates • Back side antireflection coated: R<0.5% • Parallelism: 30 arcsec … Read more →
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- 5–9 units −5%
- 10+ units −10%
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| SKU | Reflected Wavelength · Transmitted Wavelength · Material · Diameter · Thickness · AOI | |
|---|---|---|
| 031-6800 | R>99.5%@1064nm·T>95%@808nm·BK7·ø12,7 mm·3 mm·0° |
3 in stock
Ships in: 2–5 calendar days
$126
|
| 031-6805 | R>99.5%@1064nm·T>95%@808nm·BK7·ø12,7 mm·3 mm·45° |
12 in stock
Ships in: 2–5 calendar days
$126
|
| 032-6800 | R>99.5%@1064nm·T>95%@808nm·BK7·ø25,4 mm·6 mm·0° |
6 in stock
Ships in: 2–5 calendar days
$159
|
| 032-6805 | R>99.5%@1064nm·T>95%@808nm·BK7·ø25,4 mm·6 mm·45° |
7 in stock
Ships in: 2–5 calendar days
$159
|
| 041-6105 | R>99.5%@633nm·T>95%@1064nm·BK7·ø12,7 mm·3 mm·45° |
4 in stock
Ships in: 2–5 calendar days
$119
|
| 041-6605 | R>99.5%@1064nm·T>90%@633nm·BK7·ø12,7 mm·3 mm·45° |
2 in stock
Ships in: 2–5 calendar days
$126
|
| 041-6800 | R>99.5%@1064nm·T>95%@808nm·UVFS·ø12,7 mm·3 mm·0° |
1 in stock
Ships in: 2–5 calendar days
$159
|
| 041-6805 | R>99.5%@1064nm·T>95%@808nm·UVFS·ø12,7 mm·3 mm·45° |
Out of stock
Ships in: 62–65 calendar days
$159
|
| 042-6105 | R>99.5%@633nm·T>95%@1064nm·BK7·ø25,4 mm·6 mm·45° |
8 in stock
Ships in: 2–5 calendar days
$153
|
| 042-6605 | R>99.5%@1064nm·T>90%@633nm·BK7·ø25,4 mm·6 mm·45° |
3 in stock
Ships in: 2–5 calendar days
$159
|
| 042-6800 | R>99.,5%@1064nm·T>95%@808nm·UVFS·ø25,4 mm·6 mm·0° |
1 in stock
Ships in: 2–5 calendar days
$198
|
| 042-6805 | R>99.5%@1064nm·T>95%@808nm·UVFS·ø25,4 mm·6 mm·45° |
18 in stock
Ships in: 2–5 calendar days
$198
|
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Specifications
| Material | UV grade fused silica or BK7 glass |
| S1 Surface Flatness | λ / 10 typical at 633 nm |
| S1 Surface Quality | 20-10 scratch & dig (MIL-PRF-13830B) |
| S2 Surface Flatness | λ / 10 typical at 633 nm |
| S2 Surface Quality | 20-10 scratch & dig (MIL-PRF-13830B) |
| Diameter Tolerance | +0.00 / -0.12 mm |
| Thickness Tolerance | ±0.25 mm |
| Parallelism | 30 arcsec |
| Chamfer | 0.3 mm at 45° typical |
Coating
| Technology | Electron beam multilayer dielectric |
| Adhesion and Durability | Per MIL-C-675A. Insoluble in lab solvents |
| Clear Aperture | Exceeds central 85% of diameter |
| Laser damage threshold: / BK7 / UV FS | > 2 J / cm², 8 ns pulse, 1064 nm / > 5 J / cm², 8 ns pulse, 1064 nm |
| Coated Surface Flatness | λ / 10 at 633 nm over 85% of diameter available |
| Transmitted Wavefront Distortion (TWD) | λ / 10 over clear aperture |
| Back side antireflection coated | R<0.5% |
Classification
| Coating | dielectric |
Description
- Laser Damage Threshold: >2J/cm², 8 ns pulse, 1064 nm typical for BK7 substrates; >5J/cm² 8 ns pulse, 1064 nm typical for UVFS substrates
- Back side antireflection coated: R<0.5%
- Parallelism: 30 arcsec
Harmonic separators are dichroic beamsplitters used to reflect one wavelength and to transmit the others. Reflectance of >99.5% for the wavelength of interest and transmittance of >90% for the rejected wavelengths. The rear surface of harmonic separators is antireflection coated.